Home / 9,141.73-13,712.58-3,298.33

Finding the Fourth Proportional to 9,141.73, 13,712.58 and 3,298.33

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Solution

The fourth proportional to 9,141.73, 13,712.58 and 3,298.33 is: 4,947.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.73 : 13,712.58 = 3,298.33 : x
  2. Step 2: Convert to fraction form
    9,141.73/13,712.58 = 3,298.33/x
  3. Step 3: Cross multiply
    9,141.73x = 13,712.58 × 3,298.33
  4. Step 4: Simplify right side
    9,141.73x = 45,228,579.71
  5. Step 5: Solve for x
    x = 45,228,579.71/9,141.73
  6. Step 6: Final answer
    x = 4,947.49

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Half scale
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Double scale
Find fourth proportional to 9,142.73, 13,714.08 and 3,299.33
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.